SpaceX rocket explodes after launch

A top NASA official says the in-flight explosion of a SpaceX rocket carrying cargo for the space station was "a blow to us" and that the failure mustn't "cross over" to launches that transport crew. Rough Cut

A top NASA official says the in-flight explosion of a SpaceX rocket carrying cargo for the space station was "a blow to us" and that the failure mustn't "cross over" to launches that transport crew. Rough Cut

A top NASA official says the in-flight explosion of a SpaceX rocket carrying cargo for the space station was "a blow to us" and that the failure mustn't "cross over" to launches that transport crew. Rough Cut